Question: Did Manuel I Komnenos hold his position in 1143-4-8
Paraphrase: when did a Manuel I Komnenos hold his position in 1143-4-8?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q41610 p:P39 ?s . ?s ps:P39 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'1143')) }